Looking at a set of GT-40's, ported also with new springs and valves and 1.6 comp cams roller rockers,fresh valve seals and deck is O ringed for locwire headgaskets .
May be a noob question, idk but i dont know what it means to have the heads o-ringed.
May be a noob question, idk but i dont know what it means to have the heads o-ringed.